Re: [PATCH master] ARM: dts: i.MX8MP: snps,dis-u2-freeclk-exists-quirk

[Sascha Hauer <sha@pengutronix.de>]

On Thu, Mar 30, 2023 at 01:38:44PM +0200, Ahmad Fatoum wrote:
> Linux v6.1 adds a snps,gfladj-refclk-lpm-sel-quirk property to the
> i.MX8MP DWC3 device tree nodes, which is a superset of the existing
> snps,dis-u2-freeclk-exists-quirk property. For this reason, the old
> property was dropped breaking some usages of barebox i.MX8MP DWC3.
> 
> The proper fix would be supporting this new property, which is already
> in next as part of the DWC3 driver sync with the kernel.
> 
> Until that lands in master though, let's add back the removed property
> to fix the regression. Expectation is that we can revert this commit
> as part of v2023.05.0.
> 
> Link: https://github.com/saschahauer/barebox/issues/19
> Reported-by: Hans Christian Lonstad <hcl@datarespons.com>
> Fixes: 32e2176ba050 ("dts: update to v6.1-rc1")
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
>  arch/arm/dts/imx8mp.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)

Applied, thanks

Sascha

> 
> diff --git a/arch/arm/dts/imx8mp.dtsi b/arch/arm/dts/imx8mp.dtsi
> index 6962d11e853a..3bec8432627f 100644
> --- a/arch/arm/dts/imx8mp.dtsi
> +++ b/arch/arm/dts/imx8mp.dtsi
> @@ -10,6 +10,15 @@
>  	};
>  };
>  
> +/* Temporary workaround until snps,gfladj-refclk-lpm-sel-quirk is supported */
> +&usb_dwc3_0 {
> +	snps,dis-u2-freeclk-exists-quirk;
> +};
> +
> +&usb_dwc3_1 {
> +	snps,dis-u2-freeclk-exists-quirk;
> +};
> +
>  /*
>   * The DSP reserved memory will collide with the Barebox malloc area for some
>   * DRAM sizes, even though the DSP itself is disabled in most configurations.
> -- 
> 2.39.2
> 
> 
> 

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